Frequencies for first 10,000 rows of harm_ev variable in person dataset :

      first |
    harmful |
      event |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |        860        8.60        8.60
          2 |          3        0.03        8.63
          3 |          3        0.03        8.66
          5 |         42        0.42        9.08
          7 |          8        0.08        9.16
          8 |      1,790       17.90       27.06
          9 |        303        3.03       30.09
         10 |         27        0.27       30.36
         11 |         27        0.27       30.63
         12 |      4,583       45.83       76.46
         14 |         96        0.96       77.42
         15 |         83        0.83       78.25
         16 |          1        0.01       78.26
         17 |         32        0.32       78.58
         18 |         47        0.47       79.05
         19 |          4        0.04       79.09
         20 |          1        0.01       79.10
         21 |         12        0.12       79.22
         23 |         46        0.46       79.68
         24 |        155        1.55       81.23
         25 |         79        0.79       82.02
         26 |          1        0.01       82.03
         30 |         99        0.99       83.02
         31 |         17        0.17       83.19
         32 |         80        0.80       83.99
         33 |        353        3.53       87.52
         34 |        145        1.45       88.97
         35 |        163        1.63       90.60
         38 |         96        0.96       91.56
         39 |         30        0.30       91.86
         41 |         82        0.82       92.68
         42 |        375        3.75       96.43
         43 |         61        0.61       97.04
         44 |         19        0.19       97.23
         46 |          8        0.08       97.31
         50 |          1        0.01       97.32
         52 |         26        0.26       97.58
         53 |         28        0.28       97.86
         54 |         12        0.12       97.98
         57 |          6        0.06       98.04
         58 |         44        0.44       98.48
         59 |        101        1.01       99.49
         72 |         24        0.24       99.73
         73 |          2        0.02       99.75
         99 |         25        0.25      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 22 Oct 2016